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標題: 萬年歷代碼參考 [打印本頁]

作者: joyable 時間: 2017-6-13 21:21
標題: 萬年歷代碼參考

[size=16.0000pt]1、DS1302模塊

/*------------------寄存器地址宏定義------------*/

#define WRITE_SECOND 0x80

#define WRITE_MINUTE 0x82

#define WRITE_HOUR 0x84

#define WRITE_DAY 0x86

#define WRITE_MONTH 0x88

#define WRITE_YEAR 0x8C

#define WRITE_PROTECT 0x8E

#define WRITE_WEEK 0x8A

#define WRITE_CURRENT 0x90

#define READ_SECOND 0x81

#define READ_MINUTE 0x83

#define READ_HOUR 0x85

#define READ_DAY 0x87

#define READ_MONTH 0x89

#define READ_WEEK 0x8B

#define READ_YEAR 0x8D

sbit RST=P1^4;//DS1302片選

sbit DIO=P1^3;//DS1302數據信號

sbit SCLK=P1^2;//DS1302時鐘信號

sbit ACC_7=ACC^7;//位尋址寄存器定義

void INITIAL_1302();//DS1302初始化函數申明

unsigned char READ_1302(unsigned char addr);//DS1302讀數據函數申明

void WRITE_1302(unsigned char addr,unsigned char date);//DS1302寫數據函數申明

void WRITE_1302(unsigned char addr,unsigned char date)//地址、數據發送子程序

{

unsigned char i,temp;

RST=0;//RST引腳為低，數據傳送中止

SCLK=0;//清零時鐘總線

RST=1;//RST引腳為高，邏輯控制有效

for(i=8;i>0;i--)//發送地址，循環8次移位

{

SCLK=0;

temp=addr;

DIO=(bit)(temp&0x01);//每次傳送低字節

addr>>=1;//右移一位

SCLK=1;

}

for(i=8;i>0;i--)//發送數據

{

SCLK=0;

temp=date;

DIO=(bit)(temp&0x01);

date>>=1;

SCLK=1;

}

RST=0;

}

unsigned char READ_1302(unsigned char addr)//讀取數據

{

unsigned char i,temp,date1,date2;

RST=0;

SCLK=0;

RST=1;

for(i=8;i>0;i--)//循環8次移位

{

SCLK=0;

temp=addr;

DIO=(bit)(temp&0x01);//每次傳送低字節

addr>>=1;//右移一位

SCLK=1;

}

for(i=8;i>0;i--)

{

ACC_7=DIO;

SCLK=1;

ACC>>=1;

SCLK=0;

}

RST=0;

date1=ACC;

date2=date1/16;//數據進制轉換

date1=date1%16;//十六進制轉十進制

date1=date1+date2*10;

return(date1) ;

}

void INITIAL_1302()//初始化DS1302

{

WRITE_1302(WRITE_SECOND,READ_1302(READ_SECOND)&0x7f);//啟動DS1302

}

2、LCD1302模塊

sbit LCD_E=P1^7;//液晶使能端

sbit LCD_RS=P2^0;//液晶數據命令選擇端

sbit LCD_RW=P2^1;//液晶讀寫選擇端

unsigned char str1[]=" 20 - - ";

unsigned char str2[]=" : : ";

void delay(unsigned char z);//延時函數申明

void LCD_WRITE_COM(unsigned char com);//液晶寫命令函數申明

void LCD_WRITE_DATA(unsigned char date);//液晶寫數據函數申明

void LCD_WRITE_SFM(unsigned char addr,unsigned char date);//寫時分秒函數申明

void LCD_WRITE_NYR(unsigned char addr,unsigned char date);//寫年月日函數申明

void LCD_WRITE_WEEK(unsigned char week);//寫星期函數申明

void LCD_INITIAL();//液晶初始化函數申明

void delay(unsigned char z)//延時函數

{

unsigned char x,y;

for(x=z;x>0;x--)

for(y=110;y>0;y--);

}

void LCD_WRITE_COM(unsigned char com)//寫命令函數

{

LCD_RS=0;

LCD_RW=0;

LCD_E=1;

P0=com;

delay(5);

LCD_E=0;

}

void LCD_WRITE_DATA(unsigned char date)//寫數據函數

{

LCD_RS=1;

LCD_RW=0;

LCD_E=1;

P0=date;

delay(5);

LCD_E=0;

}

void LCD_WRITE_SFM(unsigned char addr,unsigned char date)//寫時分秒函數

{

unsigned char shi,ge;

shi=date/10;

ge=date%10;//分解2位數的十位和個位

LCD_WRITE_COM(0x80+0x40+addr);//設置顯示位置

LCD_WRITE_DATA(0x30+shi);//送去液晶顯示十位

LCD_WRITE_DATA(0x30+ge);//送去液晶顯示個位

}

void LCD_WRITE_NYR(unsigned char addr,unsigned char date)//寫年月日函數

{

char shi,ge;

shi=date/10;

ge=date%10;//分解2位數的十位和個位

LCD_WRITE_COM(0x80+addr);//設置顯示位置

LCD_WRITE_DATA(0x30+shi);//送去液晶顯示十位

LCD_WRITE_DATA(0x30+ge);//送去液晶顯示個位

}

void LCD_WRITE_WEEK(unsigned char week)//寫液晶星期顯示函數

{

LCD_WRITE_COM(0x80+12);//設置顯示位置

switch(week)

{

case 1: LCD_WRITE_DATA('S');delay(5);

LCD_WRITE_DATA('U');delay(5);

LCD_WRITE_DATA('N');break;

case 2: LCD_WRITE_DATA('M');delay(5);

LCD_WRITE_DATA('O');delay(5);;

LCD_WRITE_DATA('N');break;

case 3: LCD_WRITE_DATA('T');delay(5);

LCD_WRITE_DATA('U');delay(5);

LCD_WRITE_DATA('E');break;

case 4: LCD_WRITE_DATA('W');delay(5);

LCD_WRITE_DATA('E');delay(5);

LCD_WRITE_DATA('D');break;

case 5: LCD_WRITE_DATA('T');delay(5);

LCD_WRITE_DATA('H');delay(5);

LCD_WRITE_DATA('U');break;

case 6: LCD_WRITE_DATA('F');delay(5);

LCD_WRITE_DATA('R');delay(5);

LCD_WRITE_DATA('I');break;

case 7: LCD_WRITE_DATA('S');delay(5);

LCD_WRITE_DATA('A');delay(5);

LCD_WRITE_DATA('T');break;

}

void LCD_INITIAL()//液晶初始化函數

{

unsigned char i;

LCD_WRITE_COM(0x38);//設置16*2顯示，5*7點陣，8位數據接口

LCD_WRITE_COM(0x0c);//設置開顯示，不顯示光標

LCD_WRITE_COM(0x06);//寫一個字符后地址指針加1

LCD_WRITE_COM(0x80);//液晶第一行顯示

for(i=0;i<16;i++)

{

LCD_WRITE_DATA(str1);

delay(5);

}

LCD_WRITE_COM(0x80+0x40);//液晶第二行顯示

for(i=0;i<16;i++)

{

LCD_WRITE_DATA(str2);

delay(5);

}

[size=16.0000pt]3、按鍵模塊

sbit key0=P3^2;//調時

sbit key1=P3^3;//增大

sbit key2=P3^4;//減小

char hour,minute,second,week,day,month,year;

unsigned char num,flag;

void keyscan()

{

if(key0==0)//確認調時按下

{

delay(20);

if(key0==0)//調時確實按下

{

while(!key0);//釋放

num++;//按下次數記錄

switch(num)

{

case 1: flag=1;//修改時間，液晶禁止從DS1302讀數據

TR0=0;//定時器關

LCD_WRITE_COM(0x0f);//光標開始閃爍

LCD_WRITE_COM(0x80+3);//第一次按下，光標定位到年位置

break;

case 2: LCD_WRITE_COM(0x80+6);//第二次按下，光標定位到月位置

break;

case 3: LCD_WRITE_COM(0x80+9);//第三次按下，光標定位到日位置

break;

case 4: LCD_WRITE_COM(0x80+12);//第四次按下，光標定位到星期位置

break;

case 5: LCD_WRITE_COM(0x80+0x40+4);//第五次按下，光標定位到時位置

break;

case 6: LCD_WRITE_COM(0x80+0x40+7);//第六次按下，光標定位到分位置

break;

case 7: LCD_WRITE_COM(0x80+0x40+10);//第七次按下，光標定位到秒位置

break;

case 8: num=0;//第八次按下，記錄清零

LCD_WRITE_COM(0x0c);//不顯示光標

WRITE_1302(WRITE_PROTECT,0x00);//禁止寫保護

WRITE_1302(0x80,(second/10*16)+second%10);//將調節后的秒寫入DS1302

WRITE_1302(0x82,(minute/10*16)+minute%10);//將調節后的分寫入DS1302

WRITE_1302(0x84,(hour/10*16)+hour%10);//將調節后的時寫入DS1302

WRITE_1302(0x8a,(week/10*16)+week%10);//將調節后的星期寫入DS1302

WRITE_1302(0x86,(day/10*16)+day%10);//將調節后的日寫入DS1302

WRITE_1302(0x88,(month/10*16)+month%10);//將調節后的月寫入DS1302

WRITE_1302(0x8c,(year/10*16)+year%10);//將調節后的年寫入DS1302

WRITE_1302(WRITE_PROTECT,0x80);//開寫保護

flag=0;//時間修改完畢，允許液晶從DS1302讀數據

TR0=1; //定時器開

break;

}

if(num!=0)

{

if(key1==0)//確認增大鍵按下

{

delay(20);

if(key1==0)//增大鍵確實按下

{

while(!key1);

switch(num)

{

case 1: year++;//調節年

if(year==100)year=0;

LCD_WRITE_NYR(3,year);//將調節后的年送入液晶顯示

LCD_WRITE_COM(0x80+3);//光標回到指定處

break;

case 2: month++;//調節月

if(month==13)month=0;

LCD_WRITE_NYR(6,month);//將調節后的月送入液晶顯示

LCD_WRITE_COM(0x80+6);//光標回到指定處

break;

case 3: day++;//調節日

if(day==32)day=0;

LCD_WRITE_NYR(9,day);//將調節后的日送入液晶顯示

LCD_WRITE_COM(0x80+9);//光標回到指定處

break;

case 4: week++;

if(week==8)week=0;

LCD_WRITE_WEEK(week);//將調節后的星期送入液晶顯示

LCD_WRITE_COM(0x80+12);//光標回到指定處

break;

case 5: hour++;

if(hour==24)hour=0;

LCD_WRITE_SFM(4,hour);//將調節后的小時送入液晶顯示

LCD_WRITE_COM(0x80+0x40+4);//光標回到指定處

break;

case 6: minute++;

if(minute==60)minute=0;

LCD_WRITE_SFM(7,minute);//將調節后的分送入液晶顯示

LCD_WRITE_COM(0x80+0x40+7);//光標回到指定處

break;

case 7: second++;

if(second==60)second=0;

LCD_WRITE_SFM(10,second);//將調節后的秒送入液晶顯示

LCD_WRITE_COM(0x80+0x40+10);//光標回到指定處

break;

default:break;

}

if(key2==0)//確認減小鍵按下

{

delay(20);

if(key2==0)//減小鍵確實按下

{

while(!key2);

switch(num)

{

case 1: year--;//調節年

if(year==-1)year=99;

LCD_WRITE_NYR(3,year);

LCD_WRITE_COM(0x80+3);

break;

case 2: month--;//調節月

if(month==-1)month=12;

LCD_WRITE_NYR(6,month);

LCD_WRITE_COM(0x80+6);

break;

case 3: day--;//調節日

if(day==-1)day=31;

LCD_WRITE_NYR(9,day);

LCD_WRITE_COM(0x80+9);

break;

case 4: week--;//調節星期

if(week==0)week=7;

LCD_WRITE_WEEK(week);

LCD_WRITE_COM(0x80+12);

break;

case 5: hour--;//調節時

if(hour==-1)hour=23;

LCD_WRITE_SFM(4,hour);

LCD_WRITE_COM(0x80+0x40+4);

break;

case 6: minute--;//調節分

if(minute==-1)minute=59;

LCD_WRITE_SFM(7,minute);

LCD_WRITE_COM(0x80+0x40+7);

break;

case 7: second--;//調節秒

if(second==-1)second=59;

LCD_WRITE_SFM(10,second);

LCD_WRITE_COM(0x80+0x40+10);

break;

default:break;

}

[size=16.0000pt]4、主模塊

#include<reg51.h>

#include<lcd1602.h>

#include<ds1302.h>

#include<keyscan.h>

#include<fengmingqi.h>

void main()

{

LCD_INITIAL();//液晶初始化

INITIAL_1302();//DS1302初始化

INITIAL_TEMER0();//定時器初始化

while(1)

{

keyscan();//按鍵掃描

if(flag==0)//當標志位為0，允許讀取DS1302數據，將數據送入液晶顯示

{

second=READ_1302(0x81);

LCD_WRITE_SFM(10,second);//從DS1302讀取秒送入液晶顯示

minute=READ_1302(0x83);

LCD_WRITE_SFM(7,minute);//從DS1302讀取分送入液晶顯示

hour=READ_1302(0x85);

LCD_WRITE_SFM(4,hour);//從DS1302讀取時送入液晶顯示

week=READ_1302(0x8b);

LCD_WRITE_WEEK(week);//從DS1302讀取星期送入液晶顯示

day=READ_1302(0x87);

LCD_WRITE_NYR(9,day);//從DS1302讀取日送入液晶顯示

month=READ_1302(0x89);

LCD_WRITE_NYR(6,month);//從DS1302讀取月送入液晶顯示

year=READ_1302(0x8d);

LCD_WRITE_NYR(3,year);//從DS1302讀取年送入液晶顯示

}